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-rw-r--r--node_modules/lodash/_hasPath.js39
1 files changed, 39 insertions, 0 deletions
diff --git a/node_modules/lodash/_hasPath.js b/node_modules/lodash/_hasPath.js
new file mode 100644
index 0000000..93dbde1
--- /dev/null
+++ b/node_modules/lodash/_hasPath.js
@@ -0,0 +1,39 @@
+var castPath = require('./_castPath'),
+ isArguments = require('./isArguments'),
+ isArray = require('./isArray'),
+ isIndex = require('./_isIndex'),
+ isLength = require('./isLength'),
+ toKey = require('./_toKey');
+
+/**
+ * Checks if `path` exists on `object`.
+ *
+ * @private
+ * @param {Object} object The object to query.
+ * @param {Array|string} path The path to check.
+ * @param {Function} hasFunc The function to check properties.
+ * @returns {boolean} Returns `true` if `path` exists, else `false`.
+ */
+function hasPath(object, path, hasFunc) {
+ path = castPath(path, object);
+
+ var index = -1,
+ length = path.length,
+ result = false;
+
+ while (++index < length) {
+ var key = toKey(path[index]);
+ if (!(result = object != null && hasFunc(object, key))) {
+ break;
+ }
+ object = object[key];
+ }
+ if (result || ++index != length) {
+ return result;
+ }
+ length = object == null ? 0 : object.length;
+ return !!length && isLength(length) && isIndex(key, length) &&
+ (isArray(object) || isArguments(object));
+}
+
+module.exports = hasPath;